
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <script>
    console.log(false.toString());//false
    console.log([1,2,3].toString());//1,2,3
    // console.log(1.toString()); //Error: Invalid or unexpected token
    console.log(5..toString());//5
    </script>
</body>
</html>